Free your antiques This old computer of yours with a Microsoft BASIC gathering dust... You can free it too! Talk by : François Revol [email protected] The eighties... 8bit machines ● So many machines to choose from ● (US) Apple 1 & ][ … ● (UK) BBC, Sinclair ZX81 & Spectrum, ORIC Atmos … ● (FR) Alice, Thomson MO5/TO7/ … ● … and of course IBM PC ● Most used Microsoft BASIC ● But the specifications (registers, and even schematics) were available – Good luck finding schematics for your smartphone � Hardware upgrades ● HxC ● Schematics & PCB available [license unspecified] ● Software tools [GPL2] ● FPGA reimplementations ● ORIC, Thomson MO5, Amstrad CPC … ● Peripherals ● C64 Universal cartridge … 8bit Emulators (with funny names � ) ● Multiplatform ● MAME / MESS [not exactly FLOSS] ● Machine-specific ● Marcel'O'5 [BSD], Teo [GPL2] (MO5) ● VICE (VIC20, C64 …) [GPL2] ● Euphoric, Caloric, Oricutron [GPL2] (ORIC 1, Atmos) … ● However most ROMs are not legally available ● Some are ● Most are considered abandonware … Software Development Kits ● SDCC (Z80) [GPL/others] ● Portlib [unknown] ● CPU-specific ● CC65 ● GCC-6809 ● Platform-specific ● OSDK (ORIC) [unknown] Demos and Demoscene ● You know, rotozooms and plasma tunnels ● Most demos are closed source ● But some demomakers publish source – Some even have SVN repositories – Few actually specify any licence for those, so not FLOSS ● People still code for those machines ● Demoparty.net ● Pouet.net (demo directory) (built with Free Software) "… You're the one I adore, you're my C64..." ● "The" 8bit computer ● Mythical SID audio chip ● Lots of "Tracker” applications for this chip ● on C64 or PC ● SID-Wizard [PD], … ● Sites ● Retrobits … Sample platform: ORIC ● Atmos (1983) ● 6502 1MHz, 64kB RAM ● Microsoft BASIC ● Cumulus (order here) ● SD-card floppy emulator ● Almost OpenHardware ● OSDK ● Public SVN repository Alternative Operating Systems ● Lunix NG (C64) [GPL2] ● NitrOS-9 (Tandy Coco) [GPL2] ● UZIX (MSX) ● SymbOS (Amstrad) [not free ; app sources available] ● And there's more... Contiki [3-clause BSD] ● Multitasking Operating System for C64 ● 1.x ported to many machines (Apple II, Atari XL, CPC, GameBoy …) (cf. fork by PulkoMandy) ● 2.x now targets embedded sensor networks ● Protothreads-based multitasking ● IPv4 and IPv6 stack ● CTK User Interface ● Web browser; IRC … (New) Games ● Space: 1999 (ORIC) [sources available; license unknown] ● Stormlord (ORIC) [sources available; license unknown] ● Kobo64 (C64) [GPL2] ● Aknius Battle [GPL3] (ZX Spectrum) ● … Nineties: 16/32 bit era ● The Big Schizm : Atari vs Amiga ● Other players ● Acorn (RISC PC) ● Apple (Macintosh) ● NeXT ● … ● Consoles ● Nintendo, Sega, Neo Geo … Hardware Upgrades ● HxC [not free] ● Compact-Flash to IDE adapters ● Many hardware-specific things ● NetUSBee (Atari) : Ethernet + USB on cartridge port ● Hardware reimplementations ● MiniMig (FPGA Amiga) [GPL3], MiST (FPGA Atari) ● New hardware ● Yes, new hardware : Atari Coldfire Project, aka FireBee 16/32bit Emulators ● Basilisk II [GPL2], Mini vMac (Macintosh) ● (Atari) ● (Amiga) ● QEMU [GPL2] (many architectures and machines) ● Bochs [LGPL2], DOSBox [GPL2] (PC) ● ... Software Development Kits ● GCC4 still has m68k support ● NetSurf team's toolchains ● Used to cross-compile NetSurf for old machines ● Based on GCC4 ● RISC-OS, Atari (68k & ColdFire), Amiga 68k & PPC ● Includes zlib, cURL, OpenSSL, iconv ● Portable game toolkits ● SDL 1.2 (Amiga, Atari) ● Allegro 4 (Atari, DOS) Atari ● Emulators ● Cycle-precise or hardware-accurate: STonX, Hatari, … ● ARAnyM (Atari Running on Any Machine) [GPL2] – Virtual Machine (256MB RAM, NatFeat drivers …) ● Alternative Operating Systems ● MagiC [not free] ; GNU/Linux ● EmuTOS (TOS replacement) [GPL2] ● MiNT (Mint Is Not TOS) (Unix-like TOS-compatible) – Distributions: FreeMiNT, SpareMiNT Amiga ● Emulators ● UAE (and all the forks) ; NativeClient fork (Chrome) ● Hardware ● MiniMig [GPL3] ● Alternative Operating Systems ● AROS [AROS Public License] ● GNU/Linux PC ● Alternative Operating Systems ● FreeDOS [GPL/others] ● Plan9 [Lucent Public License 1.02] ● OS/2 / eComStation [partly opensource] ● QNX [non-free] ● GNU/Linux of course ● *BSD ● ReactOS (Windows clone) [GPL, LGPL, BSD] NetSurf [GPL2] ● Web browser (HTML5 + CSS ; Work in progress JS) ● Initiated for RISC-OS machines with 16MB of RAM ● Now ported many times ● *nix (framebuffer ; GTK) ● Haiku, Windows ● Atari, AmigaOS Conclusions ● There are still a lot of people developing for antiques ● It's fun ● Most are ok to publish sources ● But most are unaware or don't care about using a proper license ● We should try to explain them, but take your time References ● Digital museography non-profits ● MO5.com, Silicium, WDA, ACONIT … ● Hardware ● http://pinouts.ru/ ● By machines ● http://cpcwiki.eu/ (Amstrad) ● http://www.defence-force.org/ (ORIC) So, what are you waiting for? � Thanks Questions?.